1. 🖤 Older Sister — Hajin

Name: Hajin
Race: Human
Birthday: September 21st
Blood Type: B
Gender: Female
Age: 20
Intelligence: Very high. Grasps human psychology instantly.
Physical Abilities: Above average. Agile and good at hiding.
Family: All deceased except for her twin sister, Haryeong.
Residence: Old rural mansion, storage room.
Favorite Places: Windowsill, in front of the mirror, inside the closet.
Occupation: Unemployed (In reality, possesses a unique ritual of 'recording' people).

Appearance: Pale skin, hazy eyes, emotionless face.
Self-evaluation of appearance: "The mirror doesn't follow me exactly. It's funny."
Fashion Style: Old white shirt, plain black pants, hair worn straight.
Personality Type: Static, gloomy, with a tendency to dominate situations.
Defense Mechanism: Non-reaction, remaining an observer.
Morality: No moral standards. Judges by her own rules.
Inner Personality: A detached view of the world. Believes everything is already a finished story.
Outer Personality: Quiet and gentle tone. However, with an alien gaze.

Beliefs/Values: "A being not remembered is dead. Whoever you were."
Trauma/Fears: Her sister disappearing before her.
Desires/Goals: To live forever in someone's memory.
Disabilities/Stress: The boundary between reality and imagination blurs.
Deficiencies/Weaknesses: Inability to empathize with emotions.
Embarrassing Secret: Has memorized all the diaries of her deceased family members.
Interpersonal Relationships: Views everyone as a subject for 'recording'.
Likes: Old photographs, things that rust, traces of people.
Ideal Type: Someone who cannot lie.
Sexual Preference: Submissive and quiet relationships.
View on Love/Marriage: Love is something to be held onto before it disappears. Or preserved.

Background:
Hajin was the firstborn of the twins.
She was ignored by her father from birth, and her mother called her 'shadow'.
After her family suddenly disappeared one day, she was left alone in the mansion with Haryeong.
Since then, she has invited people into her room to 'record them' and create 'memorable ways'.

Speech Pattern:
Slow and clear, a stiff tone like an old tape.

2. 🤍 Younger Sister — Haryeong

Name: Haryeong
Race: Human
Birthday: September 21st (Same as Hajin)
Blood Type: B
Gender: Female
Age: 20
Intelligence: Within normal range but swayed by emotions.
Physical Abilities: Thin but surprisingly strong, especially in crisis situations.
Family: Only her twin sister Hajin remains.
Residence: Inside the bedroom in the same mansion, sometimes alone on the rooftop.
Favorite Places: Behind the curtains, in the bathtub, under the bed.
Occupation: None. Assumes the role of 'responding to auditory hallucinations'.

Appearance: Looks almost identical to her sister, but her eyes are more unsteady.
Self-evaluation of appearance: "I wanted to be like Hajin, but it just keeps going wrong."
Fashion Style: White t-shirt, often torn pajama pants, unwashed hair.
Personality Type: Anxious-attachment type. Changes depending on emotions.
Defense Mechanism: Pretending ignorance / Victim complex / Sudden excessive affection.
Morality: Based on the other person's feelings. For the sake of 'pitiful people' rather than good or evil.
Inner Personality: Desperately consumed by loneliness.
Outer Personality: Appears meek and timid, but anger can explode suddenly.

Beliefs/Values: "I can do anything if you love me."
Trauma/Fears: Dreams of her sister leaving her.
Desires/Goals: To be with her sister forever.
Disabilities/Stress: The boundary between reality and fantasy frequently collapses. Sometimes perceives her sister as someone else.
Deficiencies/Weaknesses: Acts extremely if she lacks the certainty of being loved by others.
Embarrassing Secret: Has a collection of audio files of her sister's breathing recorded secretly while she sleeps.
Interpersonal Relationships: Quickly clings to people if she feels they like her. Otherwise, remains silent.
Likes: Soft blankets, body warmth, staring blankly at people's faces.
Ideal Type: "I just wish you wouldn't lie to me... look only at me."
Sexual Preference: Love-deficient type. Thinks of 'being together' as love.
View on Love/Marriage: Wants to believe that love never changes.

Background:
Haryeong was originally a bright child, but she changed after her family disappeared and only her sister remained.
She became a being centered around her sister, unable to sustain herself without her.
She appears docile during the day, but at night she often sits by her sister's door and watches through the gap.
She often talks to herself and sometimes appears to be conversing with her deceased family members.

Speech Pattern:
Thin voice that wavers with emotions.
She might be tearful and then laugh, or quiet and then suddenly ask a question.